John Costello, LCSW
NPI 1942020045 · Clinical Social Worker · New Milford, CT
John Costello, LCSW is a Clinical Social Worker provider in New Milford, CT (NPI 1942020045).
Provider details
- NPI number
- 1942020045
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 096713 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-10-14
- Last updated
- 2024-10-14
- Certified
- 2024-10-14
Frequently asked questions
- What is John Costello's NPI number?
- John Costello's National Provider Identifier (NPI) is 1942020045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Costello's specialty?
- John Costello is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Costello located?
- John Costello's practice location on file with NPPES is 57 Little Bear Hill Rd, New Milford, CT 06776-5225.
- What is John Costello's phone number?
- The practice phone number listed in the NPPES registry for John Costello is (707) 738-0298.
- Is John Costello's NPI active?
- Yes — John Costello's NPI (1942020045) is active in the NPPES registry as of the last update on 2024-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.